CTI · reported · 2026-10-07

Ransomware hits Osaka Metropolitan University: virtualization platform breached, about 500 servers down

Full story & timeline

MITRE ATT&CK

• T1190 Exploit Public-Facing Application Initial Access
• T1486 Data Encrypted for Impact Impact
• T1490 Inhibit System Recovery Impact

Indicators

No curated indicators tied to this case.

Detections

No detection content yet — case analysis did not yield signal-specific telemetry. Check back after the next daily CTI pass.

References

• https://japancyberwatch.com/articles/osaka-metropolitan-university-ransomware-2026
• https://therecord.media/osaka-university-cancels-classes-ransomware
• https://japancyberwatch.com/articles/osaka-metropolitan-university-ransomware-2026#the-universitys-timeline